Mosquitoes test positive for rare, potentially deadly virus in Connecticut

Eastern Equine Encephalitis, a serious but rare virus, has been detected in mosquitoes for the first time this year in Connecticut, according to state health officials.Mosquitoes trapped in the Pachaug State Forest in Voluntown on September 23 tested positive for the virus, the Department of Public Health announced Saturday. The agency is recommending that residents in southeastern Connecticut take precautions against mosquitoes. (See link for article)



EEE can cause severe brain inflammation and has a mortality rate of 30%. Many who do recover continuing to have neurological problems. Six Wisconsin counties have reported cases in horses.

Connecticut also has reported West Nile virus in 40 towns across the state.  Thankfully, no reports of WNV have been reported in Wisconsin this year; however, from 2015 through 2019, an average of 22 cases of West Nile virus have been reported each year. West Nile virus is preventable.

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